- Built-in 45mm 8Wx2 high quality speaker, you can enjoy a rich and HD sound quality
- IPX7 waterproof design, perfect for the beach, pool party, climbing, boat or any other outdoor activities
- Bluetooth 4.2 technology, it can pair in seconds with all types of devices with Bluetooth function
- Built-in high capacity rechargeable 4000mAh lithium battery, up to 30 days standby time